Astrophotography by Leonardo Orazi - Photo Gallery - H-Alpha

B33 Horse Head Nebula

Optics:	Pentax 75 SDHF F/6.7 500mm. - APO Refractor
Mount:	N-EQ6 SW (Geoptik modded) on Gemini Q-Lock tripod
Camera:	ATIK 314L+ with ATIK USB Filter Wheel
Filters:	Astronomik LRGB Type II
Guiding Systems:	ATIK 16IC on Scopos 80 Achromatic @ F6 480mm.
Dates/Times:	20 November 2009
Location:	Angrogna - Turin - Italy
Exposure Details:	H-Alpha 12nm => 100 = > (10x10) [num x minutes]
Cooling Details:	-20 °C
Acquisition:	Maxim DL/CCD, Perseus
Processing:	DSS, Maxim DL/CCD